1: 1-methyl-1H-indole With tert.-butyl lithium in tetrahydrofuran; pentane T=20°C; 1 h; 2: in tetrahydrofuran; pentane T=-20°C; 0.333333 h; 3: allyl bromide in tetrahydrofuran; pentane T=-20 - 20°C;

bis-triphenylphosphine-palladium(II) chloride in tetrahydrofuran 20 h; Heating;